OMM Builder is a terminal-styled GUI packaged as a Python script that makes the building process of the Odyssey Mario's Moveset mod simpler, while allowing some customization.
Great product from a great company. Not absolutely flawless, but the problems, if any at all, are so minor it's really easy to overlook them(Ex, ease of access to the stylus). Other than that Nintendo ...
A matching decompilation of libultra by a couple of clever folks.